zmo@google.com | 5601ea0 | 2011-06-10 18:23:25 +0000 | [diff] [blame] | 1 | // |
Jamie Madill | 02f20dd | 2013-09-12 12:07:42 -0400 | [diff] [blame] | 2 | // Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved. |
zmo@google.com | 5601ea0 | 2011-06-10 18:23:25 +0000 | [diff] [blame] | 3 | // Use of this source code is governed by a BSD-style license that can be |
| 4 | // found in the LICENSE file. |
| 5 | // |
| 6 | |
Geoff Lang | 1773282 | 2013-08-29 13:46:49 -0400 | [diff] [blame] | 7 | #include "compiler/translator/TranslatorESSL.h" |
zmo@google.com | 5601ea0 | 2011-06-10 18:23:25 +0000 | [diff] [blame] | 8 | |
Geoff Lang | 1773282 | 2013-08-29 13:46:49 -0400 | [diff] [blame] | 9 | #include "compiler/translator/OutputESSL.h" |
Jamie Madill | 183bde5 | 2014-07-02 15:31:19 -0400 | [diff] [blame] | 10 | #include "angle_gl.h" |
zmo@google.com | 5601ea0 | 2011-06-10 18:23:25 +0000 | [diff] [blame] | 11 | |
Jamie Madill | 183bde5 | 2014-07-02 15:31:19 -0400 | [diff] [blame] | 12 | TranslatorESSL::TranslatorESSL(sh::GLenum type, ShShaderSpec spec) |
Jamie Madill | 68fe74a | 2014-05-27 12:56:01 -0400 | [diff] [blame] | 13 | : TCompiler(type, spec, SH_ESSL_OUTPUT) { |
zmo@google.com | 5601ea0 | 2011-06-10 18:23:25 +0000 | [diff] [blame] | 14 | } |
| 15 | |
| 16 | void TranslatorESSL::translate(TIntermNode* root) { |
| 17 | TInfoSinkBase& sink = getInfoSink().obj; |
| 18 | |
| 19 | // Write built-in extension behaviors. |
| 20 | writeExtensionBehavior(); |
| 21 | |
zmo@google.com | 32e9731 | 2011-08-24 01:03:11 +0000 | [diff] [blame] | 22 | // Write emulated built-in functions if needed. |
| 23 | getBuiltInFunctionEmulator().OutputEmulatedFunctionDefinition( |
Jamie Madill | 183bde5 | 2014-07-02 15:31:19 -0400 | [diff] [blame] | 24 | sink, getShaderType() == GL_FRAGMENT_SHADER); |
zmo@google.com | 32e9731 | 2011-08-24 01:03:11 +0000 | [diff] [blame] | 25 | |
daniel@transgaming.com | 4167cc9 | 2013-01-11 04:11:53 +0000 | [diff] [blame] | 26 | // Write array bounds clamping emulation if needed. |
| 27 | getArrayBoundsClamper().OutputClampingFunctionDefinition(sink); |
| 28 | |
zmo@google.com | 5601ea0 | 2011-06-10 18:23:25 +0000 | [diff] [blame] | 29 | // Write translated shader. |
Jamie Madill | 02f20dd | 2013-09-12 12:07:42 -0400 | [diff] [blame] | 30 | TOutputESSL outputESSL(sink, getArrayIndexClampingStrategy(), getHashFunction(), getNameMap(), getSymbolTable(), getShaderVersion()); |
zmo@google.com | 5601ea0 | 2011-06-10 18:23:25 +0000 | [diff] [blame] | 31 | root->traverse(&outputESSL); |
| 32 | } |
| 33 | |
| 34 | void TranslatorESSL::writeExtensionBehavior() { |
| 35 | TInfoSinkBase& sink = getInfoSink().obj; |
| 36 | const TExtensionBehavior& extensionBehavior = getExtensionBehavior(); |
| 37 | for (TExtensionBehavior::const_iterator iter = extensionBehavior.begin(); |
| 38 | iter != extensionBehavior.end(); ++iter) { |
zmo@google.com | 09c323a | 2011-08-12 18:22:25 +0000 | [diff] [blame] | 39 | if (iter->second != EBhUndefined) { |
| 40 | sink << "#extension " << iter->first << " : " |
| 41 | << getBehaviorString(iter->second) << "\n"; |
| 42 | } |
zmo@google.com | 5601ea0 | 2011-06-10 18:23:25 +0000 | [diff] [blame] | 43 | } |
| 44 | } |